Home / 47,075.80-64,959.40-26,938.12

Finding the Fourth Proportional to 47,075.80, 64,959.40 and 26,938.12

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Solution

The fourth proportional to 47,075.80, 64,959.40 and 26,938.12 is: 37,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,075.80 : 64,959.40 = 26,938.12 : x
  2. Step 2: Convert to fraction form
    47,075.80/64,959.40 = 26,938.12/x
  3. Step 3: Cross multiply
    47,075.80x = 64,959.40 × 26,938.12
  4. Step 4: Simplify right side
    47,075.80x = 1,749,884,112.33
  5. Step 5: Solve for x
    x = 1,749,884,112.33/47,075.80
  6. Step 6: Final answer
    x = 37,171.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.